David Riddle, Home Theater Sales Lead at Best Buy, displays Google's Chromecast which allows users to stream from smartphones, computers and other capable devices.

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Jake Deiwert gave up cable in 2009. » It started with perpetual channel surfing to avoid reruns of "Bridezilla" or "Cake Boss." He had lots of channels and "there was never anything on." » Deiwert ended up buying a Roku streaming box for his TV so he could watch Netflix on a big screen. » "Within probably two months of getting my Roku, I canceled my cable," Deiwert, 41, said. » Streaming offered everything he wanted. With Roku, he can listen to Pandora music channels, watch travel shows and pick from a wide variety of Netflix movies and shows.